28321252

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{3821}}^1$

素因数の和:3951

約数の個数: 24

約数和(自身を含む): 52972920

約数和(自身を除く): 24651668

約数列:

[1, 2, 4, 17, 34, 68, 109, 218, 436, 1853, 3706, 3821, 7412, 7642, 15284, 64957, 129914, 259828, 416489, 832978, 1665956, 7080313, 14160626, 28321252]

約数ペア:

[(1, 28321252), (2, 14160626), (4, 7080313), (17, 1665956), (34, 832978), (68, 416489), (109, 259828), (218, 129914), (436, 64957), (1853, 15284), (3706, 7642), (3821, 7412)]